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<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
		a{
			display: inline-block;
			width: 67px;
			height: 32px;
			background:url("110.png");
		}
		a:hover{
			background: url("110.png") bottom;
		}
	</style>
</head>
<body>
	<a href="#"></a>
</body>
</html>